Practice Quiz

GED Exam Prep: Science - Question List

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6. According to Darwin’s theory of natural selection, this characteristic helps a flounder blend in with gravel on the sea floor:
  1. Adaptation
  2. Camouflage
  3. Gradualism
  4. Chemosynthesis
See answer
7. Which of the following is the best conductor of electricity?
  1. Rubber
  2. Wood
  3. Metal
  4. Plastic
See answer
8.

What is the byproduct of a large static discharge traveling between two objects in the air?

  1. Thunder
  2. Lightning
  3. Grounding
  4. None of the above
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9. In June of 2011, what replaced the food pyramid, which symbolized the types of food people should consume?
  1. The food square
  2. The food plate
  3. The food line
  4. The cup
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10. What theory suggests that light consists of very small bundles of energy particles?
  1. The theory of general relativity
  2. The big bang theory
  3. The quantum theory
  4. The theory of evolution
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